During a sale at h&m, you buy three sweatshirts and two pairs of pants for $85.50. Later in the day, your friend buys three
sweatshirts and four pairs of pants for $123. Define your variables and write a system of equations to represent the situation if you wanted to find out how much each item costs individually.
1 answer:
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For this case we have the following exponential function:
To find the value of f (-2) what we must do is substitute the value of x = -2 in the given function.
We have then:
Then, rewriting the function we have:
Finally, simplifying we have:
Answer:
The value of f (-2) is:
option B
To find the value of f (-2) what we must do is substitute the value of x = -2 in the given function.
We have then:
Then, rewriting the function we have:
Finally, simplifying we have:
Answer:
The value of f (-2) is:
option B